Home / 16,684.10-24,990.69-13,549.40

Finding the Fourth Proportional to 16,684.10, 24,990.69 and 13,549.40

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Solution

The fourth proportional to 16,684.10, 24,990.69 and 13,549.40 is: 20,295.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,684.10 : 24,990.69 = 13,549.40 : x
  2. Step 2: Convert to fraction form
    16,684.10/24,990.69 = 13,549.40/x
  3. Step 3: Cross multiply
    16,684.10x = 24,990.69 × 13,549.40
  4. Step 4: Simplify right side
    16,684.10x = 338,608,855.09
  5. Step 5: Solve for x
    x = 338,608,855.09/16,684.10
  6. Step 6: Final answer
    x = 20,295.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.